taxes on the middle class. he's raised taxes on middle-income americans. >> reporter: suddenly, romney was saying the president hasn't raised taxes. >> he has one new idea. i admit this. he has one thing he did not do in his first four years that he's said he's going to do in the next four years, which is to raise taxes. >> reporter: romney's comments made immediate headlines that the president has not raised income tax rates in his first term. he is proposing raising rates on families making $250,000 or more. the romney campaign, saying that's what he was talking about. and governor romney trying to manage expectations for his next big moment. one week from tonight, the first debate with the president. >> the president is an eloquent gifted speaker. he'll do just fine. i've never been in a debate like this. >> reporter: his wife, ann, talking about the last time turning to humor. >> four years ago, i made a videotape. and i said, mitt, this is for you, sweetheart. i'm never doing this again. and he looked at it. and then he said, you know, ann, you say that after every pregnancy. >> reporter: some humor from ann romney overnight. this campaign tells me they believe the race, particularly here in ohio, is closer than these polls indicate. but they need a game-changing moment, george. they acknowledge that. and it could come one week from tonight. as i mentioned, the debate.